SF� � Director� acces� routine� fo� CP/M.

voi� dispfn(fcb)
	cha� fcb[];

     Displa� fil� nam� directl� fro� a� FC� o� director� entry� �
maskin� attributes�  Space� i� th� fil� nam� an� fil� typ� field� �
ar� show� s� th� strin� produce� i� � constan� 1� character� long� �
� perio� show� betwee� nam� an� type�  Th� putchar(� routin� i� �
calle� t� outpu� characters.


in� fsize(dir)
	cha� *dir;

     Give� � director� entr� o� fil� contro� bloc� representin� �
th� las� exten� o� � file� comput� an� retur� th� fil� siz� i� � �
fro� record� extent� an� dat� modul� fields.


in� getdir(fcb� copyname)
	char *fcb;
	voi� (*copyname)();

     Director� scannin� engine�  Give� a� initialize� fcb� getdi� �
scan� th� director� an� call� copyname(� onc� fo� eac� matc� �
found�  Getdi� reset� th� defaul� dm� addres� t� 0x8� an� log� �
int� th� drive/use� specifie� i� th� fcb�  Th� numbe� o� matche� �
i� returne� t� th� caller.

     Th� copyname(� routin� i� calle� wit� � pointe� t� the firs� �
byt� o� th� director� entry.


in� ncomp(x,y,n)
	cha� *x,*y;
	in� n;

     Compar� a� mos� � character� i� � dir o� fcb�  Th� character� �
i� offset� 1..1� ar� maske� wit� 0x7� befor� comparin� them�  Al� �
othe� character� ar� no� masked�  Return� th� signe� differenc� *� �
� *� a� th� firs� unequa� comparison.